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发明名称
PRCEDIMIENTO PARA LA FABRICACIoN DE GASAS DE VUELTA SIN LIZOS, PEINES NI AGUJAS ESPECIALES
摘要
申请公布号
ES159972(A2)
申请公布日期
1943.05.01
申请号
ES19720001599
申请日期
1943.01.12
申请人
NOVELL TAPIAS, GONZALO
发明人
分类号
(IPC1-7):D01
主分类号
(IPC1-7):D01
代理机构
代理人
主权项
地址
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